Skip emitting [ApiContract] attribute for implementation assemblies

Sergio0694 · Copilot · Sergio0694 · commit 7d6eff3722a8 · 2026-06-11T15:56:23.000-07:00
Treat [ApiContract] like [ContractVersion] in the metadata attribute filter: only emit it for reference projections and skip it when generating implementation assemblies.

Co-authored-by: Copilot &lt;223556219+Copilot@users.noreply.github.com&gt;
diff --git a/src/cswinrt/code_writers.h b/src/cswinrt/code_writers.h
@@ -2582,8 +2582,8 @@ remove => %;
                 {
                     allow_multiple = true;
                 }
-                // ContractVersion is only emitted for reference assemblies
-                if (attribute_name == "ContractVersion")
+                // ContractVersion and ApiContract are only emitted for reference assemblies
+                if (attribute_name == "ContractVersion" || attribute_name == "ApiContract")
                 {
                     if (!settings.reference_projection)
                     {

Original file line number	Diff line number	Diff line change
`@@ -2582,8 +2582,8 @@ remove => %;`
`2582`	`2582`	`{`
`2583`	`2583`	`allow_multiple = true;`
`2584`	`2584`	`}`
`2585`		`- // ContractVersion is only emitted for reference assemblies`
`2586`		`- if (attribute_name == "ContractVersion")`
	`2585`	`+ // ContractVersion and ApiContract are only emitted for reference assemblies`
	`2586`	`+ if (attribute_name == "ContractVersion" \|\| attribute_name == "ApiContract")`
`2587`	`2587`	`{`
`2588`	`2588`	`if (!settings.reference_projection)`
`2589`	`2589`	`{`